OpenTechnical

OT-2026-000094210

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, manifold pressure sensor, sustained 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-2026-000094210) never changes.

Identity and time

Publication numberOT-2026-000094210 · never reused
Internal UUID01a0ae9e-92cc-7ecc-a098-47d7727f1e3b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094210
StatusPUBLIC

Content hashes

Canonical text807dcd36c9f15e7ce675ec2b35253935f8c12508563cb91e30d5a3fa06cb7391
Markdown099fadc58f8c4d0cddfb3e6a3d29be8d7b8d22b7d19568eb235c9fd5dbe1d215
PDF
Publication page469b9871741aa5712a4206f27962d2f273c0005ee5ce88253d5aa2ca2a07a3f9
Manifest2097590b36de732d67a1780820d19352b1673d56c7b3d09fbf350b7dc677f59d

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
SignatureV5h4Oo29G66ELnHTlJmJbydvi5xc4rjXlJ2rfXo9QZhiSpml+EBR6A/cCyi/c44O++eYW5lUcVrzt/73g7zLDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:38:40.976638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094210
observed 469b9871741aa5712a4206f27962d2f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:40.958387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094210/manifest.json
observed 2097590b36de732d67a1780820d19352...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:40.938883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094210/publication.md
observed 099fadc58f8c4d0cddfb3e6a3d29be8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:40.921288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094210/publication.txt
observed 807dcd36c9f15e7ce675ec2b35253935...
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.