OpenTechnical

OT-2026-000040827

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off before 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-2026-000040827) never changes.

Identity and time

Publication numberOT-2026-000040827 · never reused
Internal UUID01a0ae79-6d10-7476-98ea-5b1b433869c0 · 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-2026-000040827
StatusPUBLIC

Content hashes

Canonical text316a1c75ba798f077f5e1f2a5b85e7bb39b1c2cb4e1fabaa0e196501f15bbe1f
Markdownd613bf223d1264b29824659c73d5151314ff2c6f8957ec340fbb042d8a7545c0
PDF
Publication paged960ab875f10456a94ea08e06a914cbcc4f95d8d0731a88a08855eff62db04ec
Manifestadf147b647fdd8377d10bbddb4c0f1f9290ebf151e00c0b66fd2e3c8029f09d3

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
Signature1DSbuVK/+CNH4MAVRV3BgU+O47vtKc+4ZxtBV/BAGg556a8P2TS6euvWWNCly49jQm8t+X5CEvz6vsFXecCtCQ==
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

2026-09-17T11:20:10.501908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040827
observed d960ab875f10456a94ea08e06a914cbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:10.481801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040827/manifest.json
observed adf147b647fdd8377d10bbddb4c0f1f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:10.465121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040827/publication.md
observed d613bf223d1264b29824659c73d51513...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:10.446846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040827/publication.txt
observed 316a1c75ba798f077f5e1f2a5b85e7bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:36.465964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040827
observed d960ab875f10456a94ea08e06a914cbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:36.449457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040827/manifest.json
observed adf147b647fdd8377d10bbddb4c0f1f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:36.430106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040827/publication.md
observed d613bf223d1264b29824659c73d51513...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:36.412644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040827/publication.txt
observed 316a1c75ba798f077f5e1f2a5b85e7bb...
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.