OpenTechnical

OT-2026-000051857

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, vented 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-2026-000051857) never changes.

Identity and time

Publication numberOT-2026-000051857 · never reused
Internal UUID01a0ae83-7c84-739a-9be3-2de322401da8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051857
StatusPUBLIC

Content hashes

Canonical textcb06d35579554f342e19a52136cfa42304166509394d3705f9767114cb404cb1
Markdown680ad42a0581ce5efcef78b623eff6599cad17e71777597042cd80a72be265fd
PDF
Publication page8847f5b86acc0664eeedc2fc15c35793a6c727bc447a11292c104858fc8bcc97
Manifestc07256f3273cccf18f0800fedb6466d8b76970ca4ce7fbf26e5699872821d112

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
SignatureZiyCukHuy0YGxGSTNyASQ1cGNXLikUS3Rm96tH3HfQnKSnNmP/8ab6rea01C1JzyWhmB1W5HiE8nEsBijfeDBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:47.376867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051857
observed 8847f5b86acc0664eeedc2fc15c35793...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:47.359884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051857/manifest.json
observed c07256f3273cccf18f0800fedb6466d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:47.342878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051857/publication.md
observed 680ad42a0581ce5efcef78b623eff659...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:47.325134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051857/publication.txt
observed cb06d35579554f342e19a52136cfa423...
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.