OpenTechnical

OT-2026-000040818

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000040818) never changes.

Identity and time

Publication numberOT-2026-000040818 · never reused
Internal UUID01a0ae79-6d10-72f5-b7bc-9bf713d4490c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040818
StatusPUBLIC

Content hashes

Canonical textdd4bf7cf086bbaca58d0196cb5fc64867eebc8244b14732d46ccd60e7c1c150d
Markdown45617dad2d4c1036553224d8d3ad4119cb7d3618a57d50e0c755ed816bc1c678
PDF
Publication pagebb3dae905f8cd0362277cde1a2d688ed7ec74749fef0bace724ce3e857925592
Manifeste4963c580fa3587af6f1837f497a575b172d975b6512f634edb122c927cdcdf9

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureC8j13l8+vsLZUNi8/uKJPsWwxXOZstSe8S2GQRQ9LxThJ5FimoOM+W/VrBICivrqP9B14xuGZbTFH8Vu3fD/CA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:20:09.736454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040818
observed bb3dae905f8cd0362277cde1a2d688ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:09.719890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040818/manifest.json
observed e4963c580fa3587af6f1837f497a575b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:09.702790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040818/publication.md
observed 45617dad2d4c1036553224d8d3ad4119...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:09.684141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040818/publication.txt
observed dd4bf7cf086bbaca58d0196cb5fc6486...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:35.682701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040818
observed bb3dae905f8cd0362277cde1a2d688ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:35.664246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040818/manifest.json
observed e4963c580fa3587af6f1837f497a575b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:35.646557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040818/publication.md
observed 45617dad2d4c1036553224d8d3ad4119...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:35.628682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040818/publication.txt
observed dd4bf7cf086bbaca58d0196cb5fc6486...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.