OpenTechnical

OT-2026-000014127

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, single stage ejector, pulsed 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-2026-000014127) never changes.

Identity and time

Publication numberOT-2026-000014127 · never reused
Internal UUID01a0ae6d-b278-7bc1-9fec-a452c3d30cae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014127
StatusPUBLIC

Content hashes

Canonical texta4dc53980efd647d62d425e615d653cbfee1b520eee54d742b440559cd4be779
Markdown65a31dd8a8b9c19fd097a42ce1a95c1e14e588cca149c0ef6a43ac0c327d1553
PDF
Publication pagea25de93078ce9496f19945941bc2c76d5514a295e22f5c706440d02f688f1a6d
Manifest4481575f93703189340ca8decc5886e22f2740acf852d456b16e9790cfb55eca

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
Signature7N95d021funKYyqgRAxlvu9FrMduoyt6qw4AfWxB/Nki2fs2lRqacfcLWk9TtH1klJMlpeODnRBJUUw/NnVcAQ==
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

2026-09-17T12:07:11.918507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014127
observed a25de93078ce9496f19945941bc2c76d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:11.900640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014127/manifest.json
observed 4481575f93703189340ca8decc5886e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:11.879639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014127/publication.md
observed 65a31dd8a8b9c19fd097a42ce1a95c1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:11.861489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014127/publication.txt
observed a4dc53980efd647d62d425e615d653cb...
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.