OpenTechnical

OT-2026-000014440

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, pulsed 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-2026-000014440) never changes.

Identity and time

Publication numberOT-2026-000014440 · never reused
Internal UUID01a0ae6d-b27a-739c-bc31-b734c57ddab1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014440
StatusPUBLIC

Content hashes

Canonical text88f8c39b70939aaebcf83059f0d3d4a8f21ad10fbbea8b0c1e819fb40bded388
Markdownefd258dface4fa426b70e65870395ca6cc439fcd7c23c8fdc923d907f8b96348
PDF
Publication page09a904c24ed75c95300a91d1c58ccedc4b4dd62b918bb34e09acd79c8da9c032
Manifestaab354fd8b4168a5584c66235fe2e9130c04ff374a5bbc52fa9d6fceeb09dfac

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
SignatureFeli1tYxvrVcZ4v3Dcd2CcriCN7Ghvj3wxvsda759NKhOOp1DEKr1mHqXeS3W4Yq0b+LsYnqth5CAuBs+vGZDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:10:12.781896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014440
observed 09a904c24ed75c95300a91d1c58ccedc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:12.760992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014440/manifest.json
observed aab354fd8b4168a5584c66235fe2e913...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:12.743681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014440/publication.md
observed efd258dface4fa426b70e65870395ca6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:12.726086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014440/publication.txt
observed 88f8c39b70939aaebcf83059f0d3d4a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:18.774272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014440
observed 09a904c24ed75c95300a91d1c58ccedc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:18.758262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014440/manifest.json
observed aab354fd8b4168a5584c66235fe2e913...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:18.740491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014440/publication.md
observed efd258dface4fa426b70e65870395ca6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:18.715882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014440/publication.txt
observed 88f8c39b70939aaebcf83059f0d3d4a8...
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.