OpenTechnical

OT-2026-000009518

Publication integrity record

Single cup vacuum gripper, 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-2026-000009518) never changes.

Identity and time

Publication numberOT-2026-000009518 · never reused
Internal UUID01a0ae6b-7562-78f0-8c95-c1c6b2b2f2d3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009518
StatusPUBLIC

Content hashes

Canonical text61eb4788cf3e9871e41885a3f2072903efc9aa51545bc5b3adf61e3250293f04
Markdown710cd54cb23b667b8a59c3ceae8d0e431725f33d67913e7e1c7bffc27be6e757
PDF
Publication page0e9a88396b1608860d7f181da00e9eae1ab66c868d409d6aad340828c8114de2
Manifest42c9366910493991904e073a0bf7ed9ef418aa9cc09daa69b8e4b06c97e9e343

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
SignatureNpE1RDM8hpqiFqMfqMn5fnAPwFWQr/NmUud6H+BbOdPNO+2RmKxXBZzUPhUeZESxIP9kJLWC4bsGvT9jrWlwAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:16:55.905608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009518
observed 0e9a88396b1608860d7f181da00e9eae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:55.887165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009518/manifest.json
observed 42c9366910493991904e073a0bf7ed9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:55.867570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009518/publication.md
observed 710cd54cb23b667b8a59c3ceae8d0e43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:55.847781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009518/publication.txt
observed 61eb4788cf3e9871e41885a3f2072903...
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.