OpenTechnical

OT-2026-000057592

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, sustained 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-2026-000057592) never changes.

Identity and time

Publication numberOT-2026-000057592 · never reused
Internal UUID01a0ae88-2693-7025-ba16-fa0b6ed4635d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:33.513637Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057592
StatusPUBLIC

Content hashes

Canonical text50a7d2eb04a9ca55f046315ae35154e776b61d8278f538f24822dd2a3c1fed7f
Markdownec471fb7ddae4aad51094a736e27a01e6dfdd4c9ec66080486b177d4bce3b035
PDF
Publication page36bac60e8981109b5c7feb1bf37d8e8b2c97c8a66e21d8ae4838bac4a2c3a47b
Manifestce7937a21bacca6bafd753790ebfad0fbab44722e2571d7adfc011a8a20fdf93

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
SignaturewFhdAFcSflxmv6R6cBbFYqi8pqFYWnh6tMBZ7xLrFTU3mpldCK1Zmh4G4gxFXL0SwsMLdgNMe6x7j5lN7E43Aw==
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...

Independent retrieval

2026-09-17T10:48:08.547791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057592
observed 36bac60e8981109b5c7feb1bf37d8e8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:08.529489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057592/manifest.json
observed ce7937a21bacca6bafd753790ebfad0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:08.509457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057592/publication.md
observed ec471fb7ddae4aad51094a736e27a01e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:08.489009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057592/publication.txt
observed 50a7d2eb04a9ca55f046315ae35154e7...
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.