OpenTechnical

OT-2026-000060684

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, 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-2026-000060684) never changes.

Identity and time

Publication numberOT-2026-000060684 · never reused
Internal UUID01a0ae8a-b7ce-7167-b815-b4852cebd03f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:45:21.818756Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000060684
StatusPUBLIC

Content hashes

Canonical textf73f2ca3033d52e3517d7f62c0becfcb096d4bd350501c7a3c091ec43feecdea
Markdown508d3a83492d354dc4872e18428fd17f6e85580977d1c4f8cb7bcb54a1824f3f
PDF
Publication page59c82ea3076d0675ef6a4ecf172ae4f70232f1699b871665abe62ef112243db8
Manifest6555c3b152cdc9f161ebbd29a61f2df9f266817eaf2e197cc6c1a5e295a50dfe

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
Signaturezzn9kuxysns/5WyKw5nWA/Z5Q8uGm6sbNtMNbg7po00LXLq1ZIMrwdRIqzaApmPeDHQs9Mm2nzWrwAGuf2uqBg==
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

2026-09-17T10:43:19.631783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060684
observed 59c82ea3076d0675ef6a4ecf172ae4f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:19.613089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060684/manifest.json
observed 6555c3b152cdc9f161ebbd29a61f2df9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:19.594622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060684/publication.md
observed 508d3a83492d354dc4872e18428fd17f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:43:19.576856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000060684/publication.txt
observed f73f2ca3033d52e3517d7f62c0becfcb...
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.