OpenTechnical

OT-2026-000056949

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, vented 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-2026-000056949) never changes.

Identity and time

Publication numberOT-2026-000056949 · never reused
Internal UUID01a0ae87-7af9-710f-826b-99dbe97fcbd3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056949
StatusPUBLIC

Content hashes

Canonical text40a2b53f7fdd36af7fedd53225e84c925e3adb1d3962af681d701a674d873f98
Markdownb9d2c2d2d0f060d8bdec0764c083552f71706850996aa050fff3ed49d6b3808a
PDF
Publication pagefc927c25868e54e529799ab27c94e6dd85f52e617e12a3f13d5b1baddfd05c19
Manifest512203f2b72943ba24d545d8f51e2e74b619a334e6172b15af7d03508c02b42e

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
SignatureuzH9717YGwXNUKexLteA3OPM7uZQJGyclpYITB8jxqAvxdy37AdweXQxsb8rkvt+FHNgQ0uqL30LdDgU1m55Ag==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:30.097694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056949
observed fc927c25868e54e529799ab27c94e6dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:30.081151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056949/manifest.json
observed 512203f2b72943ba24d545d8f51e2e74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:30.062354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056949/publication.md
observed b9d2c2d2d0f060d8bdec0764c083552f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:30.044323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056949/publication.txt
observed 40a2b53f7fdd36af7fedd53225e84c92...
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.