OpenTechnical

OT-2026-000080740

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, vented 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-2026-000080740) never changes.

Identity and time

Publication numberOT-2026-000080740 · never reused
Internal UUID01a0ae96-b973-7310-aaeb-bb5873d446df · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080740
StatusPUBLIC

Content hashes

Canonical text91c3d556b78d1552e23b19fc1af22b43419052ffa249901cdcaafdd94b691aab
Markdownff057debab5f2e313c5800e476ebcf03e345f8d4d7dafec64da989e7a38e3681
PDF
Publication page86f45d27c4aa8d53a5d81295733da620833130e5c92d05b25dd8f2c3c6622071
Manifest98a089f20d89abb2dd546bcff89ed93d36fc7d67de29d5801c99727d8a24936c

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
SignaturerPm9nsYvSald/iudjXVPDIAH7VF2/GZXKS4WH/K8ETsh8AHWpBis4FRzEAETw8e2zS8A2kbCLnX71Vel3X8zBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:01:53.902538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080740
observed 86f45d27c4aa8d53a5d81295733da620...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:53.884684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080740/manifest.json
observed 98a089f20d89abb2dd546bcff89ed93d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:53.866445ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080740/publication.md
observed ff057debab5f2e313c5800e476ebcf03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:53.847421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080740/publication.txt
observed 91c3d556b78d1552e23b19fc1af22b43...
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.