OpenTechnical

OT-2026-000053788

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000053788) never changes.

Identity and time

Publication numberOT-2026-000053788 · never reused
Internal UUID01a0ae85-735d-768e-8299-aca9503dbfea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:36.560124Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053788
StatusPUBLIC

Content hashes

Canonical textceed172a0a29172d7c073852ce5d1f9726db8edb10e99d95171be4222a64dc50
Markdown4e3dd1d69d34d6b97f6791a5f431ce65fa83ed3c4f69ca506c3eda3e1d8b12aa
PDF
Publication pageb3ad25b368c61c2e5a5027494d0294551e1bdaa8d0329bbe699d557e6ecbd2fa
Manifest417fbd03a0b2f615c260d8f7db3693d9c37adf76f092bf9f0010f0ae5e99e21f

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
SignatureaqXECHGKqTu54rl/ubtU1atzIQjgStCnw0/sFDDnI2VnVN+5Y7gOMc2YJqObjz2gTQqXUyLL0t7bsJfjq7aHAA==
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

2026-09-17T08:40:28.522034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053788
observed b3ad25b368c61c2e5a5027494d029455...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:28.501981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053788/manifest.json
observed 417fbd03a0b2f615c260d8f7db3693d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:28.477980ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053788/publication.md
observed 4e3dd1d69d34d6b97f6791a5f431ce65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:28.332738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053788/publication.txt
observed ceed172a0a29172d7c073852ce5d1f97...
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.