OpenTechnical

OT-2026-000101284

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump fed, pressure sensor per zone, sustained 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-2026-000101284) never changes.

Identity and time

Publication numberOT-2026-000101284 · never reused
Internal UUID01a0aea3-c379-7f20-a567-f480279d0247 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101284
StatusPUBLIC

Content hashes

Canonical text1ad22579fa1e072c2599701d28d1ab9613edec63fdc6931367f99cdef3f8c487
Markdown2e4654eb313fca3e56f758e3c80c26cd4976a63db343801c530bb2ab72681396
PDF
Publication page24c5bf6682a3a61f83fb8462e93a8ea48a8507da1c62596bc23a1f6ba0d95444
Manifest854cd7aae7214d4009ddbb3f5189c7650dacf150de759b9e41931276037e4f2b

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
SignatureYejFOVFOroi4jZtMNlT6uoEcKuEBMLxiucG+2mx1wXna9dUW8L6wCEamYpQbDJ9zNVfDRsByFJDdvZguC7mtDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:57.903898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101284
observed 24c5bf6682a3a61f83fb8462e93a8ea4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:57.888017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101284/manifest.json
observed 854cd7aae7214d4009ddbb3f5189c765...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:57.870223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101284/publication.md
observed 2e4654eb313fca3e56f758e3c80c26cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:57.851859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101284/publication.txt
observed 1ad22579fa1e072c2599701d28d1ab96...
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.