OpenTechnical

OT-2026-000061536

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000061536) never changes.

Identity and time

Publication numberOT-2026-000061536 · never reused
Internal UUID01a0ae8b-7b44-78ca-9af6-7bf85e06ff43 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061536
StatusPUBLIC

Content hashes

Canonical text811ed4806aa84deb723985f8b42678d94a8e341766a75934b1bd62ef3848d801
Markdowna59cf021c5a4bc91fb3426693170a485431189dea623f0685bc2ebb383839a38
PDF
Publication page47b0353438b36a8ea6938a801ee99850eb042607a89afd1ec3a0a4dc5d616d3f
Manifest1b897b0da71c91fdf820bfd09b34c44f4bb4240adaeb1660d309dd11d57135c0

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
SignatureEuXqFWBSo8Y4mBmr22rbImSKaWa7eHq+Uam4ZjIU4zoWEbWml9nR9bVW55vdS3I2lcnozG99W/zJGr3IBFoLCg==
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

2026-09-17T10:41:26.600301ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061536
observed 47b0353438b36a8ea6938a801ee99850...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:26.581533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061536/manifest.json
observed 1b897b0da71c91fdf820bfd09b34c44f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:26.555951ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061536/publication.md
observed a59cf021c5a4bc91fb3426693170a485...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:26.537603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061536/publication.txt
observed 811ed4806aa84deb723985f8b42678d9...
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.