OpenTechnical

OT-2026-000057559

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000057559) never changes.

Identity and time

Publication numberOT-2026-000057559 · never reused
Internal UUID01a0ae88-2693-7ac4-8a40-200bdc1c1329 · 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-2026-000057559
StatusPUBLIC

Content hashes

Canonical text18f4781c5165adeb6dc32f40b85f8cc2a5e715ce87dfc7cbeee1b2af04ad1b1c
Markdown4655589f8e9abe8988dd5eb556685a205053ff083ee6b92481ee32e00cf306c9
PDF
Publication page719571abec9cafee3a824875ce7aaa72a192af4a3759081529c25eb6c597e7dd
Manifestbfc2cb97a4dce1569675f347c8ff82e56d06689776abe447fdc5c2e8adc80c9e

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
SignatureQ4iWhtfGDIMXBdueTQ2k+YSZuN2fZa8HQB5dP9Hdqsc7asERmaAacHUiiKzrhBqGyFLueQaTSISckBeBnvXBAw==
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

2026-09-17T10:48:06.069651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057559
observed 719571abec9cafee3a824875ce7aaa72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:06.051426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057559/manifest.json
observed bfc2cb97a4dce1569675f347c8ff82e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:06.034989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057559/publication.md
observed 4655589f8e9abe8988dd5eb556685a20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:06.017079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057559/publication.txt
observed 18f4781c5165adeb6dc32f40b85f8cc2...
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.