OpenTechnical

OT-2026-000032778

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, 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-2026-000032778) never changes.

Identity and time

Publication numberOT-2026-000032778 · never reused
Internal UUID01a0ae75-4841-7881-8deb-dc5631298f3f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032778
StatusPUBLIC

Content hashes

Canonical text23553ebd11deeab68db4a17e71a66e5910c94c890186efa01eb5784986f42b04
Markdown3ed843f74483d439d5d062ebf125f4a614d4ad03458db84dc36e6a30110ad5fd
PDF
Publication pagecb45ff17c179748df94e252a068e5fb3a3424e038dcf93dadb5c685c0918c5f3
Manifest52ffa769e793acdb1ab333ebe7a299a333c8562edc6005e53143f3468e35c3e4

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
Signature8+MFyUZAwU0QhxX02AFpPGZH0jsiTd3q4G2NAAW1/5OzAHKhFRNXHa7rNcRUgEWMg7WjC+rymH5O4R4da2QFDA==
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

2026-09-17T11:32:13.136739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032778
observed cb45ff17c179748df94e252a068e5fb3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:13.118617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032778/manifest.json
observed 52ffa769e793acdb1ab333ebe7a299a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:13.100917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032778/publication.md
observed 3ed843f74483d439d5d062ebf125f4a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:13.083484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032778/publication.txt
observed 23553ebd11deeab68db4a17e71a66e59...
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.