OpenTechnical

OT-2026-000007514

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, 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-2026-000007514) never changes.

Identity and time

Publication numberOT-2026-000007514 · never reused
Internal UUID01a0ae62-4df5-7d75-8b1f-93277be77b90 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:01:13.261569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007514
StatusPUBLIC

Content hashes

Canonical textd32b3e9dd8252897ee51d5de262fc3591e36f7c6bfd43aba41e74633e7286df8
Markdown74f8596d192da4ae210deab97382b0acd711537b48599a6adc8bb2d215816dd7
PDF
Publication page2878aa4a378f7dc096354c730abda2f87f6b530e02b878ffd9f643ee119e17cd
Manifest6bc6513582c4f4c7c399d492e877163b18a9c47ff54b7a2a61d70705d1fe2d26

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
SignaturelRc4LeNHuQcTXBXPNQng35+RZzzjj+F9XGEnDnw5/q+r3L2PuZbyFsz/HYfI4gwRdKxb74dfgKlm24LWmNWVBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:07:02Z
batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof
root 8d90bf9341d96baa4328c218b6f85281...

Independent retrieval

2026-09-17T08:10:21.232630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007514
observed 2878aa4a378f7dc096354c730abda2f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:21.215510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007514/manifest.json
observed 6bc6513582c4f4c7c399d492e877163b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:21.197552ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007514/publication.md
observed 74f8596d192da4ae210deab97382b0ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:10:21.180827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007514/publication.txt
observed d32b3e9dd8252897ee51d5de262fc359...
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.