OpenTechnical

OT-2026-000041464

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three 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-2026-000041464) never changes.

Identity and time

Publication numberOT-2026-000041464 · never reused
Internal UUID01a0ae79-b145-7b0a-80ad-2e83baaa1de4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041464
StatusPUBLIC

Content hashes

Canonical textadb03389328f86450e2b66691907a348dd8492ec74ca8e0a9904e6ce020bde8f
Markdown889be08f7d74f3ff3194faf7ff5025003c8c33c1162ea2a49d637a684e4cbdbb
PDF
Publication pageb060f9bb23bdfd4954f3c32a62b3dbd6411c203b3aa817bc5e8715f225375a7a
Manifest8d68d2ac395c7710d4962c907d4c8a83f08354a62db9d0f88977eee63eae0278

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
SignatureTaQJuZVBODffss+3J4/KL3c4hqVHaKIxRTxlHHU6zke+2K+cI6GfoK8C54LtfXTqM4cASDXFqeHwUS5mEsKeCg==
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

2026-09-17T11:17:29.521373ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041464
observed b060f9bb23bdfd4954f3c32a62b3dbd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:29.504258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041464/manifest.json
observed 8d68d2ac395c7710d4962c907d4c8a83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:29.484796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041464/publication.md
observed 889be08f7d74f3ff3194faf7ff502500...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:29.466707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041464/publication.txt
observed adb03389328f86450e2b66691907a348...
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.